Home / 94,928.24-142,409.52-31,742.36

Finding the Fourth Proportional to 94,928.24, 142,409.52 and 31,742.36

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Solution

The fourth proportional to 94,928.24, 142,409.52 and 31,742.36 is: 47,619.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,928.24 : 142,409.52 = 31,742.36 : x
  2. Step 2: Convert to fraction form
    94,928.24/142,409.52 = 31,742.36/x
  3. Step 3: Cross multiply
    94,928.24x = 142,409.52 × 31,742.36
  4. Step 4: Simplify right side
    94,928.24x = 4,520,414,251.27
  5. Step 5: Solve for x
    x = 4,520,414,251.27/94,928.24
  6. Step 6: Final answer
    x = 47,619.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.